Specifications
26
3.0 SPECIFICATIONS
Table 6 Liebert NXL Maintenance Bypass Cabinet specifications
Model Size 250 300 400
Input Parameters
Input Voltage to Bypass, VAC 480V 3-phase, 3-wire or 4-wire
Permissible Input Voltage Range, VAC +10% to -30%
Input Frequency, Hz 60
Permissible Input Frequency Range, Hz 55 to 65
Neutral Current 1.7 times full phase current
Output Parameters
Inverter Type IGBT-based Sine-Sine PWM Controlled
Output Power, kW 225 270 360
Output Voltage, VAC 480V 3-ph, 4-w
Output Frequency, Hz 60
Physical Parameters & Standards, in (mm)
Width in. (mm)
without side panels attached
24.2 (615)
Depth in. (mm) 33.5 (850) 33.5 (850) 39.4 (1000)
Height in. (mm) 76.8 (1950)
Weight, lb (kg) 755 (342.5)
Color Charcoal (ZP-0420)
Front Door Opening (for serviceability) More than 180°
Degree of Protection for UPS Enclosure IP 20 (with and without front door open)
Standards and Conformities
UL 1778
CSA 22.2 107.3
FCC Part 15, Class A
ISTA Procedure 1H
WEEE
Minimum clearance, Top, in (mm) 24 (610)
Minimum clearance, Back, in (mm) 0
Minimum clearance, Sides, in (mm) 0
Location of cable entrance Top or Bottom
Environmental Parameters
Storage Temperature Range, °F (°C) -13 to 158 (-25 to 70)
Operating Temperature Range, °F (°C) 0 to 40 (UPS)
Relative Humidity
Maximum 95% Non-Condensing
(Operating and Non-Operating)
Maximum Altitude above MSL, ft (m)
4920 (1500) (as per IEC 62040/3) -
1% maximum kW derate / 328 rise between 4921-9843
(100 rise between 1500-3000)
